The Americas

Recent Scholarly Publications

Records 48 / 82

Field Notes from an Iowa Farm

October 2012

The American Midwest is suffering through the driest summer in decades, and Stanford economist Walter Falcon is watching the corn wither in his fields.

Projected temperature changes indicate significant increase in interannual variability of U.S. maize yields

March 2012

Climate change has the potential to be a source of increased variability if crops are more frequently exposed to damaging weather conditions.

Seeds of Sustainability: Lessons from the Birthplace of the Green Revolution

November 2011

Seeds of Sustainability is a groundbreaking analysis of agricultural development and transitions toward more sustainable management in one region.

The Global Costs of American Ethanol

October 2011

World leaders are focused on agricultural supply data, insurance schemes and speculation as they try to quell volatility in global food markets.

Sugar and Ethanol Production as a Rural Development Strategy in Brazil: Evidence from the State of São Paulo

June 2011

Sugar and ethanol production are key components of Brazil's rural development and energy strategies, yet in recent years sugar production has been widely criticized for its environmental and labor...

Evolution of the Knowledge System for Agricultural Development in the Yaqui Valley, Sonora, Mexico

May 2011

Knowledge systems—networks of linked actors, organizations, and objects that perform a number of knowledge-related functions that link knowledge and know how with action—have played a key role in...

Climate Trends and Global Crop Production Since 1980

May 2011

Efforts to anticipate how climate change will affect future food availability can benefit from understanding the impacts of changes to date.

Direct Impacts on Local Climate of Sugarcane Expansion in Brazil

April 2011

The increasing global demand for biofuels will require conversion of conventional agricultural or natural ecosystems.

Direct Climate Effects of Perennial Bioenergy Crops in the United States

February 2011

Biomass-derived energy offers the potential to increase energy security while mitigating anthropogenic climate change, but a successful path toward increased production requires a thorough...

Agriculture in Brazil: Impacts, Costs, and Opportunities for a Sustainable Future

December 2010

Brazil has developed a large-scale commercial agricultural system, recognized worldwide for its role in domestic economic growth and expanding exports.

Brazilian Law: Full Speed in Reverse?

July 2010

Is it possible to combine modern tropical agriculture with environmental conservation?

The future of science news

April 2010

Agricultural Lives of the Poor

December 2009

This paper presents data from six of the first countries incorporated into the Agricultural Lives of the Poor project: Ghana, Guatemala, India, Malawi, Uganda, and Vietnam.  Datasets were selected...

Potential Impact of U.S. Biofuels on Regional Climate

November 2009

Recent work has shown that current bio-energy policy directives may have harmful, indirect consequences, affecting both food security and the global climate system.

Climatic Effects of 30 Years of Landscape Change over the Greater Phoenix, Arizona Region: 2. Dynamical and Thermodynamical Response

March 2009

This paper is part 2 of a two-part study evaluating the climatic effect of one of the nation's most rapidly expanding metropolitan complexes, the Greater Phoenix, Arizona, region.

Satellite Monitoring of Yield Responses to Irrigation Practices Across Thousands of Fields

December 2008

Geographic information systems (GIS) present new opportunities for empirical agronomic research that can complement experimental and modeling approaches.

The Global Potential of Bioenergy on Abandoned Agricultural Lands

December 2008

Converting forest lands into bioenergy agriculture could accelerate climate change by emitting carbon stored in forests, while converting food agriculture lands into bioenergy agriculture could...

Disease Emergence from Global Climate and Land Use Change

November 2008

Climate change and land use change can affect multiple infectious diseases of humans, acting either independently or synergistically.

Sustainable Biofuels Redux

October 2008

Last May's passage of the 2008 Farm Bill raises the stakes for biofuel sustainability:A substantial subsidy for the production of cellulosic ethanol starts the United States again down a path with...

Our Daily Bread: Without public investment, the food crisis will only get worse

September 2008

During the eighteen months after January 2007, cereal prices doubled, setting off a world food crisis. In the United States, rising food prices have been a pocketbook annoyance.

The Structural Transformation and the Changing Role of Agriculture in Economic Development

December 2007

This is the story of a powerful historical pathway of structural transformation that is experienced by all successful developing countries; of highly important and diverse approaches to coping with...

Impacts of Day Versus Night Temperatures on Spring Wheat Yields: A Comparison of Empirical and CERES Model Predictions in Three Locations

December 2007

Trends in recent temperature observations and model projections of the future are characterized by greater warming of daily minimum (tmin) relative to maximum (tmax) temperatures.

Climate change uncertainty for daily minimum and maximum temperatures: A model intercomparison

December 2007

Several impacts of climate change may depend more on changes in mean daily minimum (Tmin) or maximum (Tmax) temperatures than daily averages.

International trade in meat - The tip of the pork chop

December 2007

This paper provides an original account of global land, water and nitrogen use in support of industrialized livestock production and trade, with emphasis on two of the fastest growing sectors, pork...